probabilty

Suppose the two joker cards are left in a standard deck of cards. One of the jokers is red and the other is black. A single card is drawn from the deck of 54 cards but not returned to the deck, and then a second card is drawn. Determine the possibility of drawing...

a) any black card on both draws
b) any numbered card below ten on the first draw and the same number on a card on the second draw
c) the red joker or a red ace on either draw